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Service and maintenance
10.2 Checking and changing lubricants
Oil level hole
G 3/8"
G 3/4"
Procedure
1. Switch off the power supply to the drive unit.
2. Unscrew the oil level screw, see Mounting positions and oil quantities (Page 76). Oil escapes
if the maximum fill level is above the plug hole.
3. Check the oil level. Observe the fill level x.
4. Top up the oil level if necessary and check it again.
5. Check the state of the sealing ring on the sealing element. If the sealing ring is damaged,
replace the sealing element with a new one.
6. After checking, seal the gearbox immediately using the sealing element.
You have now checked the oil level in the gearbox housing.
10.2.3
Checking the oil level using the oil sight glass (optional)
If there is an oil sight glass to check the oil level
sight glass when the oil is cool. When the oil is hot, the oil level
glass. The oil level
Figure 10-2
Top up the oil level
10.2.4
Checking the oil quality
Visible signs show effects on the oil. Fresh oil is clear to the eye, and has a typical smell and a
specific product color. Clouding or a flocculent appearance indicates water and / or
contamination. A dark or black color indicates residue, serious thermal decomposition or
contamination.
Follow the symbols in the diagrams of the Mounting positions and oil quantities (Page 76).
Venting
56
∅d2
mm
22
32
①
of cold oil is below the center of the sight glass.
Oil level in the oil sight glass
①
if necessary, and check it again.
Fill level x
mm
4
7
①
, the oil must be visible in the center of the
①
is above the center of the sight
Oil level
SIMOGEAR electric monorail gearbox
Operating Instructions, 01/2024, A5E53220855A/RS-AA
Tightening torque
Nm
25
50
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